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Job #: R-00015394
Location: Herndon, VA
Category: Software Development
Schedule (FT/PT): Full Time
Travel Required: Yes, 10% of the time
Shift: Day
Potential for Telework: No
Clearance Required: Top Secret/SCI with Polygraph
Referral Eligibility: Eligible
Group: Intelligence


Job Requisition:

Senior Software Developer - TS/SCI w/poly

Job Description:

The National Solutions Operation at Leidos currently has an opening for a Senior Software Developer in Herndon, VA.  This is an exciting opportunity to use your experience and provide support to the Department of Defense.  This position is for a motivated individual looking to expand their career in software development with an existing high performing software development team.  The candidate should be familiar with the development of web-based software solutions with web services or GUI design, development, configuration management, test and deployment.  Experience with .NET ecosystem (, C#, MS SQL) is a must. Applicant should be able to perform engineering activities which include, defining software system requirements, developing technical solutions, installing and configuring of software applications.


Primary Responsibilities:

• Position will be to design, implement, and debug new software functionality for an application which is currently in the .NET ecosystem (, C#, MS SQL).

Basic Qualifications:

• Minimum of 8 years of software development experience
• US citizenship and an Active TS/SCI Clearance required. Candidate may also be required to successfully complete a CI Polygraph.
• Must have experience in designing, coding, modify and debugging of web applications
• Must have the ability to work independently and in a team environment.
• Candidates must be proficient in one the following: .Net, C#

• Experience with programing that interfaces with enterprise databases like MS SQL, Oracle, MySQL and Postgres

Preferred Qualifications:

• Bachelor’s degree and advanced degree

External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Top Secret/SCI with Polygraph


Yes, 10% of the time

Scheduled Weekly Hours:




Requisition Category:


Job Family:

Software Development



Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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